CN107848419A - Vehicle optical projection system - Google Patents
Vehicle optical projection system Download PDFInfo
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- CN107848419A CN107848419A CN201680044387.8A CN201680044387A CN107848419A CN 107848419 A CN107848419 A CN 107848419A CN 201680044387 A CN201680044387 A CN 201680044387A CN 107848419 A CN107848419 A CN 107848419A
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- vehicle
- projection system
- optical projection
- display
- light
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/48—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus
- G03B17/54—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus with projector
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Arrangement of adaptations of instruments
-
- B60K35/213—
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- B60K35/23—
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- B60K35/28—
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- B60K35/29—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/20—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/22—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle
- B60R1/23—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/20—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/29—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area inside the vehicle, e.g. for viewing passengers or cargo
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/20—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/31—Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles providing stereoscopic vision
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/037—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for occupant comfort, e.g. for automatic adjustment of appliances according to personal settings, e.g. seats, mirrors, steering wheel
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2013—Plural light sources
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
- G06F3/013—Eye tracking input arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/63—Control of cameras or camera modules by using electronic viewfinders
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
- H04N9/3147—Multi-projection systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
- H04N9/315—Modulator illumination systems
- H04N9/3161—Modulator illumination systems using laser light sources
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- B60K2360/176—
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- B60K2360/182—
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- B60K2360/21—
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- B60K2360/333—
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- B60K2360/334—
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- B60K2360/336—
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- B60K2360/344—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/20—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of display used
Abstract
This technology is related to a kind of vehicle optical projection system, and it includes being configured to the light source for providing output beam.Light-dividing device is coupled to light source with Rreceive output light beam.Two or more optical fiber are coupled to light-dividing device to receive the output beam of the separation from light-dividing device.Two or more projector apparatus are coupled to two or more optical fiber.Two or more projector apparatus are configured to use the light received from the output beam of separation to provide one or more display images on one or more of vehicle display surface.Also disclose that a kind of vehicle including vehicle optical projection system and the method that multiple opening positions in vehicle provide display image.
Description
Field
This application claims the U. S. application No.62/169 submitted on June 2nd, 2015,800 benefit of priority, the Shen
Content please is incorporated by reference in its entirety.
This technology is related to vehicle optical projection system, includes the vehicle of the vehicle optical projection system, and using the system with
The method that multiple opening positions in vehicle provide display image.
Background
With the popularization of smart mobile phone and other internet connection apparatus, people, which are increasingly able to access in various positions, to be believed
Breath, so as to cause the life style more interconnected.It is expected to maintain this interconnection life style when traveling.Correspondingly, now
Vehicle combine to passenger provide access information, amusement etc. numerous displays, such as interactive console, instrument panel display or regard
Frequency screen.Some displays can also be used to increase the overall security of vehicle, such as provide necessary warning.Car
Designer is look for new Display Technique to increase the security of vehicle and comfortableness, while provides desired interconnection life
Mode.
The increase of display device quantity causes several shortcomings in vehicle.Greater number of electronic console and equipment can be led
Them are caused to maintain the increase of the plant maintenance demand of normal operating conditions.The increase of number of devices can also cause to multiply in individual
Trouble in visitor, the sight of these passengers can simultaneously be directed to different equipment.More importantly, display can be to vehicle
Operator cause to divert one's attention.In addition, display can simply detract the overall appearance of vehicle interior.
It is contemplated that overcome these and other defects of the prior art.
The content of the invention
One aspect of the present invention is related to a kind of vehicle optical projection system, and it includes being configured to the light for providing output beam
Source.Light-dividing device is coupled to light source with Rreceive output light beam.Two or more optical fiber are coupled to light-dividing device to be come with receiving
From the output beam of the separation of light-dividing device.Two or more projector apparatus are coupled to two or more optical fiber.This two
Individual or multiple projector apparatus are configured to using the light received from the output beam of separation in one or more of vehicle
One or more display images are provided on display surface.
Another aspect of the present invention is related to a kind of vehicle for including vehicle optical projection system.One or more display surface quilts
It is configured to receive one or more display images from two or more projector apparatus.
The further aspect of the present invention is related to a kind of method that display image is provided in vehicle.This method includes providing
Vehicle optical projection system.Output beam is separated among two or more optical fiber.Separated output beam by this two or
Multiple optical fiber are directed into two or more projector equipments.Using from the light that output beam receives that the one or more is aobvious
One or more display surfaces that diagram picture is selectively supplied in vehicle.
This technology advantageously provides the vehicle projection that display is provided using various opening positions of the single source in vehicle
System.The applicability of the enhancing of system is provided using single source, while reduces totle drilling cost.This technology advantageously further provides
Enough luminous fluxes to generate display image in the sunlight.It is easypro to strengthen that vehicle optical projection system allows optionally to place display
Adaptive and security.Security is added for example, display information is placed closer to pilot's line of vision, while reduces instrument board and sets
The cost and complexity of meter.
Brief description of the drawings
Fig. 1 is the block diagram of exemplary vehicle optical projection system.
Fig. 2 is the top perspective for the example vehicle for including exemplary vehicle optical projection system.
Fig. 3 is with the projector apparatus that one or more display images are provided on the exemplary display surface of vehicle
Fig. 2 example vehicle top perspective.
Embodiment
This technology is related to vehicle optical projection system, includes the vehicle of the vehicle optical projection system, and multiple in vehicle
The method that opening position provides display image.
An aspect of this disclosure is related to a kind of vehicle optical projection system, and it includes being configured to the light for providing output beam
Source.Light-dividing device is coupled to light source with Rreceive output light beam.Two or more optical fiber are coupled to light-dividing device to be come with receiving
From the output beam of the separation of light-dividing device.Optical fiber can be configured as fiber waveguide or photoconductive tube.Two or more projecting apparatus are set
It is standby to be coupled to two or more optical fiber.Two or more projector apparatus are configured to use the output beam from separation
The light received provides one or more display images on one or more of vehicle display surface.
Fig. 1 illustrates one embodiment of vehicle optical projection system.Vehicle optical projection system includes light source, two or more light
Fibre, light-dividing device, two or more projector apparatus and control process unit, although vehicle optical projection system is in other configurations
The equipment or element of other quantity can be included.The vehicle optical projection system of this technology is advantageously provided using single source in vehicle
Various surfaces on selectivity show.Vehicle optical projection system can be used in any kind of vehicle, such as automobile, card
Car, bus, ship, caravan, aircraft etc., although it is anticipated that other purposes of optical projection system.
Vehicle optical projection system includes being configured to provide for the light source of output beam.In various embodiments, output beam can be with
It is collimation or non-aligned.Light source, which is located at, can pass in and out for the single position in the vehicle in the region of maintenance light source
In, such as only as an example, in the luggage case of vehicle.In one example, light source is laser, such as distributed Bragg
Reflector (DBR) laser, distributed Feedback (DFB) laser, Vcsel (VCSEL), diode pumping
Pu solid-state laser (DPSS), natural green laser (native green laser), vertical external cavity surface emitting laser
(VECSEL) or Fabry-Perot (Fabry-Perot) laser, although other types of laser can also be used.Have
Various types of lasers of different wave length can be used alone or in combination to provide output beam.Other non-solid types
Laser (such as gas laser, tunable dye laser or optical fiber laser) can be used alternatively.At another
In example, only as an example, light source includes one or more solid state light emitters (such as light emitting diode matrix) to provide output light
Beam.Light source is configured to provide enough power outputs to generate the readable image of daylight from projector apparatus.Light source output
Power can be selected based on display application.
In still another example, light source can be the composite light source for including one or more individually light sources, multiple independent
Light source is operable as launching the coherent beam of the green with visible spectrum, blueness and the wavelength in RED sector respectively, although
More or less light sources can be used in composite light source.
Output beam (or output beam for composite light source) can by with various optical components (such as lens and mirror
Son) combine and collimate to produce the collimated output beam for vehicle optical projection system.Light source, which can be located at, includes optical section
In the housing of part and heat management and cooling-part.
In one embodiment, scanning projector equipment can be combined to operate light source, projector apparatus is come to reduce
Projected image in speckle (speckle) and image flickering (flicker), such as example in Gollier United States Patent (USP) No.8,
Disclosed in 585,206, the disclosure of which is incorporated herein by reference in their entirety herein.
Light source is coupled to the light-dividing device of such as optical splitter or optical multiplexer etc, although it can also be used
His light-dividing device.In the exemplary embodiment, light-dividing device is coupled to the optical splitter of light source to receive from the defeated of light source
Go out light beam and separate output beam.Optical splitter can separate including actively or passively switch piece among various projector apparatus
Output beam.Include MEMS (MEMS) equipment available for the different handoff techniques for switching light between light path, such as make
With digital micromirror array or the part of grating array.Acousto-optic modulator (AOMS) and electrooptic modulator (EOM) can be in optical splitters
Inside it is alternatively used.Optical splitter can be coupled to the control process unit of such as computer or microprocessor, be used for
The sequential for the switching that control is performed by optical splitter.
In another embodiment, light-dividing device is optical multiplexer.In one example, optical multiplexer
Such as Cobb United States Patent (USP) No.8, function is played described in 444,272, the disclosure of which is integrally incorporated by quoting
Herein.For example, such as United States Patent (USP) No.8, described in 444,272, time division multiplexing can be utilized to work as in projector apparatus
Middle separation output beam, although other multiplexing technologies can also be used.
The segmentation of light among projector apparatus is controlled by control process unit.Depending on showing for various projector apparatus
Show (that is, light output) requirement, light-dividing device can be utilized unequally to separate the output beam from light source.
One of the advantages of being used to same light source being switched to different projecting apparatus using optical multiplexer is light source sheet
Body opens and closes with being not repeated, but is continuously kept it turned on during projector operation.Solid state light emitter or other light sources
Repetition on/off switch shorten component life.In addition, for certain form of transmitting equipment, open every time possible during equipment
Initial settling time is needed, such as wavelength stability.By the way that light source is maintained into excitation state and is sequentially switched to not
With projecting apparatus eliminate the needs to this stabilization time.The advantages of another is notable is related to efficiency and the gained that can be realized
Brightness.
Separated output beam is delivered to projector apparatus via optical fiber cable from light-dividing device.In an example
In, optical fiber cable is configured as reducing the flicker (sparkle) in the image of display.In another example, optical fiber cable
It is multimode fibre.In still another example, optical fiber can be light diffusion optical fiber, such as by Corning Incorporated (Corning
Incorporated) the Fibrance of productionTMOptical fiber, to provide the illumination of combination and display feature.In further example,
Optical fiber can handle the high optical power density in visible wavelength range.As shown in Fig. 2 optical fiber will can select from light-dividing device
The light beam provided to selecting property is routed to multiple projector apparatus by vehicle.In one example, vehicle optical projection system is further
Interlock system can be included, LASER Light Source is closed with the generation fibercuts in vehicle or in the case of detecting smog.
Referring more specifically to Fig. 2, projector apparatus is positioned in the various opening positions in vehicle, and be configured with from
The output beam of the separation that light-dividing device receives provides display image on the surface of vehicle.Only as an example, display figure
The related image of navigation as such as map denotation etc can be included, road hazard warning, such as speedometer or odometer it
The display of the vehicular meter of class, illumination feature, design feature, image from outside vehicle or inside etc..It is pre- using this technology
Phase can use various other display images that projector apparatus is formed.
Projector apparatus is positioned based on the desired display surface for institute's projected image and is oriented to avoid vehicle
Interference of the interior passenger to display image, as shown in Figure 3.It is expected that a plurality of locations of the projector apparatus throughout vehicle.Projection
Instrument equipment can further be oriented to provide specific visual angle for the specific passenger of vehicle.
Only as an example, projector apparatus can be Digital Light Processing apparatus (DLP) projecting apparatus, although it can also be used
The projector apparatus of his type, such as micro projector liquid crystal over silicon (LCOS) or LCD projector.
In one example, multiple projector apparatus are located in vehicle to provide display at the specified display surface of vehicle
Image.As an example, display surface can include windshield, window, mirror, pillar, the side panel of door, headrest, instrument board, control
Platform processed, the seat of vehicle, or its any part, although the other surfaces in vehicle can be used.
In some instances, display surface is at least partly transparent for visible ray.Ambient light (such as outside vehicle
The daylight in portion) display image when being projected on such display surface can be made to be difficult or impossible to see.Show at some
In example, dimmed material can be included in display surface of projection-display image thereon or part thereof, it is such as inorganic or organic
The scattered liquid crystal of photochromic or electrochromic material, suspended particulate equipment and/or polymer.Therefore, surface can be adjusted
Transparency with increase at display surface provide display image contrast.For example, by making display surface dimmed to increase
The contrast of display image, the transparency of display surface can be reduced under bright daylight.Can be automatically (for example, response
The light (such as ultraviolet light) of specific wavelength is exposed in display surface, or in response to by photodetector (such as photocell eye
(photoeye)) the signal of generation) or manually (for example, beholder by the passenger such as in vehicle etc) control should
Regulation.
In another example, one or more scanning projector equipment can be used to from single projector in vehicle
Interior each opening position provides display image.In one embodiment, single projector equipment can be used, it being capable of scanning car
Whole inside to provide display on several surface of vehicle.
In one embodiment, each projector apparatus by the part of the output beam received from light source (for example, passing through
Optical multiplexer) spatial light modulator is directed to, the spatial light modulator is being set with use by projecting apparatus of can encouraging
The illumination that the standby optical fiber being coupled to provides, forms the image from the light received.
In one embodiment, projector apparatus includes speckle reduction adjustable optical components and scanning adjustable optical components,
As for example described in Gollier U.S. Patent Application Publication No.2012/0013812, the disclosure of which exists
This is incorporated herein by reference in their entirety.Speckle, which reduces adjustable optical components and scanning adjustable optical components, can include one or more
Individual controllable and moveable Micro-optical Electro Mechanical system (MOEMS) or microelectromechanical systems (MEMS).It is also contemplated that MOEMS or
MEMS is operatively coupled to be configured as correspondingly to reboot the mirror or prism of light beam.
In another embodiment, projector apparatus can include the light tune for being configured for selectively supplying display image
Device processed.As an example, the light modulation received can be black by optical modulator, so as to by the display from the projector apparatus
Image " closing ".For scanning projector equipment, the light received can be modulated into black, until reaching desired display table
Face and then light can be modulated to provide image.Projector apparatus can be used to the different positions in different time or vehicle
Put offer to show, or once can all used.Only as an example, optical modulator can be digital micromirror array, liquid
Brilliant equipment or the linear diffraction grating of scanning.
Projecting apparatus can be configured to, upon specific display and require to provide various types of displays.Projector apparatus
The control process unit that by projector apparatus image can be controlled to be formed can be coupled to.
Projector apparatus can further provide for interactive display, such as example in Gollier U.S. Patent Application Publication
Described in No.2011/0267262, the disclosure of which is integrally incorporated in this by quoting herein.In certain embodiments,
Projector apparatus includes detection device, and the detection device collects the presence of light and the object based on such as indicator or finger etc
And the change of collected light is determined, the object is located in the illuminable area of display image and with different from display surface
Light scattering characteristic.Therefore, detection device determines that control process unit can be provided to for collected by further handling
Light power change.Detection device can be used for various interactive display methods, although can use other equipment or
System to provide interactive display from one or more projector apparatus.In other embodiments, display surface includes touching table
Face, such as similar to the touch-surface being used on conventional consumer-elcetronics devices.
Control process unit includes processor, memory and communication interface, all these by bus or other link quilts
It is coupled, although component, part, equipment, system and the element of the other quantity and type in other configurations and position
It can be used.Computing device in control process unit is such as by the way that embodiment described herein this described and illustrated public affairs
The program of the instruction stored for the one or more aspects opened, although processor can perform the programming of other quantity and type
Instruction.For example, processor can include one or more CPU with one or more process cores or general place
Manage device.
Memory storage in control process unit is directed to the one or more of the disclosure as herein described and depicted
The instruction of these programmings of aspect, but some or all of instruction programmed can be stored and/or held elsewhere
OK.Such as by be coupled to the magnetic of processor, optics or other read and/or writing system read and/or write-in
Random access memory (RAM) or read-only storage (ROM) or floppy disk, hard disk, CD ROM, DVD ROM or other in system
The various types of memory storage device of computer-readable medium etc can be used as memory.
Communication interface in control process unit is used for via communication network in control process unit and one or more
It is operatively coupled and communicates between other individual computing devices, although other of connection and configuration with other types and quantity
The communication network of type and quantity can be used.Communication network can include one or more LANs (LAN) and/or wide area
Net (WAN).Only as an example, communication network can use the TCP/IP and industry-standard protocol for example on Ethernet, including it is super
Text transfer protocol (HTTP) and/or secure HTTP (HTTPS), although the communication network of other types and quantity can also be made
With.Only as an example, control process unit can communicate with on-vehicle vehicle computer or one or more user equipmenies, to obtain
The information to be shown by projector apparatus.
In one example, vehicle optical projection system further comprises being coupled to projector apparatus or control process unit
One or more cameras so that the data (for example, view data) from camera can be transferred to projector apparatus or
Control process unit and/or it is projected instrument equipment or control process unit and receives.One or more cameras can be positioned
Into the image for the environment for catching outside vehicle.In one example, camera can be positioned so as to generally by by the branch of vehicle
The region for the outside vehicle that post stops is imaged.Camera can be imaged to the region, and supply images to projection
Thus instrument equipment improves the holistic vision of driver to be shown on the inner surface of pillar.In another example, only it is used as and shows
Example, one or more cameras can be positioned to be imaged the region of vehicle interior, such as obtain the youngster in rear seat for vehicle
Virgin image.These images can be provided to the projector apparatus that can be seen by the passenger of vehicle front, to monitor vehicle
The children at rear.It is expected that various other purposes of the one or more cameras combined with vehicle optical projection system.One
In individual example, the image from two cameras can be fed to single projector equipment (or multiple projector apparatus), with
For being shown as autostereoscopic image at display surface.
In another embodiment, vehicle optical projection system also include be coupled to one or more of projector apparatus or
The eye position tracking equipment of control process unit.Eye position tracking equipment is oriented to track and determines the passenger in vehicle
Eye position.Eye position tracking equipment determines eye position, and transmits that information to or personal projector apparatus or control
Processing unit processed.Then the scanning element in projector apparatus is changed to be carried as certain viewing angles corresponding with the eye position of passenger
For display image.In one example, in response to the change of the eye position detected, display image is by from the first display surface
It is moved to second display surface different from the first display surface.Therefore, display image can be moved to corresponding to beholder
The position (that is, specific display surface) seen.
Another aspect of the disclosure is related to a kind of vehicle for including vehicle optical projection system.One or more display surface quilts
It is configured to receive one or more display images from two or more projector apparatus.
The surface for being specially adapted for being particularly shown application can be used using the vehicle of vehicle optical projection system.As an example,
Display surface can include windshield, window, mirror, pillar, the side panel of door, headrest, instrument board, console or vehicle
Seat, or its any part, although the other surfaces in vehicle can be used.
In one embodiment, the display surface of vehicle can be modified for limiting visual angle with various diffraction elements.
As an example, visual angle can be limited to provide the display that vehicle driver will not be made to divert one's attention to passenger, or cause each multiply
Visitor can have themselves display.In another example, single display surface can regard to two or more different
Angle provides different display images (for example, the different diffraction members organized by the way that different display images to be projected to display surface
On part).Extra modification can be carried out to display surface to apply to adapt to other displays.In one example, display surface can
To provide sound together with display with speaker combination, and reduce the flicker in display image.For example, advanced by sound wave
It can help to reduce the flicker in displayed image by the vibration of display surface caused by display surface.In another example
In, display surface is configured to show autostereoscopic image, such as projects on biconvex lens film.Again another show
In example, speckle reduces diffusing surface and can be placed in the light path prior to display surface to reduce speckle, such as U.S. in Gollier
State patent No.8, described in 678,599, the disclosure of which is incorporated herein by reference in their entirety herein.
Further aspect of the invention is related to a kind of method that multiple opening positions in vehicle provide display image.The party
Method includes providing vehicle optical projection system.Output beam is separated among two or more optical fiber.Separated output beam passes through
Two or more optical fiber are directed into two or more projector equipments.Using from the light that output beam receives by one or more
Individual display image is selectively supplied to one or more of vehicle display surface.
In operation, light source provides output beam.Output beam, which is split, equipment separation or to be multiplexed to will pass through optical fiber quilt
There is provided among two or more projector apparatus.Output beam can be selectively separated among projector apparatus, with
Only light is provided to those just adopted display devices.Further, depending on the display of each use in projector apparatus should
With the power of output beam can unequally be separated among projector apparatus.For example, it will show that only text is shown (all
Such as the image of speed that vehicle is travelling) projecting apparatus can need the power fewer than the projecting apparatus for showing video.Cause
Luminous power, can optically be assigned to projection by this using optical multiplexer based on display application in one embodiment
Instrument equipment.Additionally or alternatively, in one embodiment can be using optical multiplexer with based on security or other polices
Luminous power is optically assigned to projector apparatus by the presence for condition of lodging a complaint with.It is selected as example, multiplexer can increase to
The power of the projecting apparatus of display security or other warning images is (for example, to indicate the pedestrian such as in vehicle route or car
Etc object presence), its cost is to show other projecting apparatus of less urgent image (for example, entertaining images).
Projector apparatus receives the light from light source and provides one or more display images on a display surface.As showing
Example, the image provided by projector apparatus can be controlled by control process unit.Control process unit can be from other equipment
(on-vehicle vehicle computer, smart phone, one or more cameras etc.) receive one in vehicle to be displayed or
Data at multiple display surfaces.Various display applications are expected using this technology.In one embodiment, display can be in response to
Shown in the finger of user or the interactive of position of indicator.
Although optical projection system is described in vehicle herein, other embodiment is included in the disclosure.
In various embodiments, display surface described herein can be incorporated into such as automobile vehicle, ship and aircraft (such as mirror,
Pillar, the side panel of door, headrest, the seat of instrument board, console or vehicle, or its any part), building fixture or structure
(such as the inwall of building or outer wall or floor), electrical equipment (such as refrigerator, baking box, stove, washing machine, dryer or another
Electrical equipment), consumer electronic devices (such as television set, laptop computer, computer monitor and such as mobile phone, flat board electricity
The hand-held electronic device of brain and music player etc), furniture, information kiosk, retail stall etc..Therefore, optical projection system can be by
It is used for a variety of applications for display image on a display surface.
Although describing preferred embodiment in detail herein, those skilled in the relevant art are readily apparent that,
Various modifications, addition can be carried out without departing from the spirit of the invention, replaced etc., and therefore these are considered
In the scope of the present invention defined in following claims.
Claims (30)
1. a kind of vehicle optical projection system, including:
Light source, it is configured to provide output beam;
Light-dividing device, the light source is coupled to receive the output beam;
Two or more optical fiber, the light-dividing device is coupled to receive the output light of the separation from the light-dividing device
Beam;And
Two or more projector apparatus, each projector apparatus are coupled at least one in described two or multiple optical fiber
Optical fiber, described two or multiple projector apparatus are configured to use the light received from the output beam in vehicle one
One or more display images are provided on individual or multiple display surfaces.
2. vehicle optical projection system according to claim 1, wherein the light source includes one or more lasers.
3. the vehicle optical projection system according to claim 1 or claim 2, wherein the light source includes one or more admittedly
State light source.
4. vehicle optical projection system according to any one of claim 1 to 3, wherein, the light-dividing device includes optical splitter.
5. vehicle optical projection system according to any one of claim 1 to 3, wherein, it is more that the light-dividing device includes optics
Path multiplexer.
6. vehicle optical projection system according to any one of claim 1 to 5, wherein, the light-dividing device is configured to base
The output beam is unequally separated in the display requirement of described two or multiple projector apparatus.
7. vehicle optical projection system according to any one of claim 1 to 6, wherein, described two or multiple projecting apparatus are set
Each projector apparatus in standby includes the optical modulator for being configured to optionally provide the display image, and described
Optical modulator is selected from the group being made up of digital micromirror array, liquid crystal apparatus and the linear diffraction grating of scanning.
8. vehicle optical projection system according to any one of claim 1 to 7, wherein, described two or multiple projecting apparatus are set
At least one projector apparatus in standby includes being configured to provide display image on multiple display surfaces of the vehicle
Scanning laser projecting apparatus.
9. vehicle optical projection system according to any one of claim 1 to 8, wherein, one or more of display surfaces
Windshield, window, mirror, pillar, the side panel of door, headrest, instrument board, console, seat or their times including vehicle
One or more of what part.
10. vehicle optical projection system according to any one of claim 1 to 9, further comprise being coupled to described two
Or one or more cameras of multiple projector apparatus, one or more of cameras be oriented to catch image for
It is shown at least one display surface in one or more of display surfaces of the vehicle.
11. vehicle optical projection system according to any one of claim 1 to 10, further comprise being coupled to described two
Or the eye position tracking equipment of multiple projector apparatus, the eye position tracking equipment are configured to determine in the vehicle
At least one passenger visual angle, wherein at least one projector apparatus in described two or multiple projector apparatus is based on institute
The visual angle of determination provides display image.
12. the vehicle optical projection system according to any one of claim 1 to 11, wherein, described two or multiple projecting apparatus
At least one projector apparatus in equipment be coupled to vehicle on-board computer with from the vehicle on-board computer receive with
The related one or more data item of the vehicle in display image for showing.
13. the vehicle optical projection system according to any one of claim 1 to 12, wherein, described two or multiple projecting apparatus
At least one projector apparatus in equipment also includes being configured to the inspection that detection is moved relative to the user of the display image
Measurement equipment.
14. the vehicle optical projection system according to any one of claim 1 to 13, wherein, one or more of display tables
At least one display surface in face includes diffraction element, at least one aobvious in one or more of display images to limit
The visual angle of diagram picture.
15. a kind of vehicle, including the vehicle optical projection system according to any one of claim 1 to 14.
16. a kind of provide display in the vehicle including the vehicle optical projection system according to any one of claim 1 to 14
The method of image, methods described include:
The output beam is separated among described two or multiple optical fiber;
Separated output beam is directed to described two or multiple projector equipments by described two or multiple optical fiber;And
Optionally projected to the display image in vehicle using the light received from separated output beam described one
Individual or multiple display surfaces.
17. according to the method for claim 16, wherein the separation further comprises based on described two or multiple projections
The display requirement of instrument equipment unequally separates at least one output beam.
18. according to the method described in claim 16 or claim 17, further comprise:
The image of environment is caught using the one or more cameras being positioned on the vehicle;And
Caught environment is shown at least one display surface in one or more of display surfaces of the vehicle
Image.
19. the method according to any one of claim 16 to 18, further comprises:
The eye position of at least one passenger in the vehicle is tracked using eye position tracks of device;
The visual angle of at least one passenger in vehicle is determined based on the eye position tracked;And
Based on identified visual angle the display image is provided from least one projecting apparatus in described two or multiple projecting apparatus.
20. a kind of vehicle optical projection system, including:
Light source, it is configured to provide output beam;
Projector apparatus, is coupled to the light source, and the projector apparatus is configured to use and received from the output beam
Light provide one or more display images at least two different display surfaces in vehicle.
21. vehicle optical projection system according to claim 20, wherein the light source includes one or more lasers.
22. according to the vehicle optical projection system described in claim 20 or claim 21, wherein the light source includes one or more
Individual solid state light emitter.
23. the vehicle optical projection system according to any one of claim 20 to 22, wherein, the projector apparatus includes quilt
Be configured to optionally provide the optical modulator of the display image, and the optical modulator be selected from by digital micromirror array,
The group of liquid crystal apparatus and the linear diffraction grating of scanning composition.
24. the vehicle optical projection system according to any one of claim 20 to 23, wherein, the projector apparatus includes quilt
It is configured to provide the scanning laser projecting apparatus of display image on described at least two different display surfaces of the vehicle.
25. the vehicle optical projection system according to any one of claim 20 to 24, wherein, the display surface includes described
Windshield, window, mirror, pillar, the side panel of door, headrest, instrument board, console, seat or their any portion of vehicle
One or more of point.
26. the vehicle optical projection system according to any one of claim 20 to 25, further comprise being coupled to the throwing
One or more cameras of shadow instrument equipment, one or more of cameras are oriented to catch image for being shown in
State at least one display surface in one or more of display surfaces of vehicle.
27. the vehicle optical projection system according to any one of claim 20 to 26, further comprise being coupled to the throwing
The eye position tracking equipment of shadow instrument equipment, the eye position tracking equipment are configured to determine at least one in the vehicle
The visual angle of individual passenger, wherein the projector apparatus can be moved to provide display image based on identified visual angle.
28. the vehicle optical projection system according to any one of claim 20 to 27, wherein, the projector apparatus is coupled
To vehicle on-board computer with from the vehicle on-board computer receive one or more data item related to the vehicle with
For being shown in display image.
29. the vehicle optical projection system according to any one of claim 20 to 28, wherein, the projector apparatus is further
The detection device moved including being configured to detection relative to the user of the display image.
30. a kind of vehicle, including the vehicle optical projection system according to any one of claim 20 to 29.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US201562169800P | 2015-06-02 | 2015-06-02 | |
US62/169,800 | 2015-06-02 | ||
PCT/US2016/035148 WO2016196544A1 (en) | 2015-06-02 | 2016-06-01 | Vehicle projection system |
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Publication Number | Publication Date |
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CN107848419A true CN107848419A (en) | 2018-03-27 |
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ID=56289570
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CN201680044387.8A Withdrawn CN107848419A (en) | 2015-06-02 | 2016-06-01 | Vehicle optical projection system |
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US (1) | US20180147985A1 (en) |
EP (1) | EP3303042A1 (en) |
JP (1) | JP2018526258A (en) |
KR (1) | KR20180015669A (en) |
CN (1) | CN107848419A (en) |
TW (1) | TW201710113A (en) |
WO (1) | WO2016196544A1 (en) |
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Also Published As
Publication number | Publication date |
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EP3303042A1 (en) | 2018-04-11 |
WO2016196544A1 (en) | 2016-12-08 |
KR20180015669A (en) | 2018-02-13 |
JP2018526258A (en) | 2018-09-13 |
US20180147985A1 (en) | 2018-05-31 |
TW201710113A (en) | 2017-03-16 |
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